About |
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Eastar™ BR001 Copolyester has excellent appearance and is nearly water-clear. Its most outstanding features are its chemical resistance and processing capabilities. Exposure to aromatic oils often causes crazing or actual fracture of many polymer resins, but BR001 maintains its physical properties when exposed to these oils, and its appearance is virtually unchanged. BR001 is specifically formulated to provide the optimal combination of chemical resistance, bristle retention, strength, stiffness, processability, clarity, colorability, and feel for toothbrushes. Under existing United States Food and Drug Administration(FDA) regulations, Eastar™ BR001 copolyester may lawfully be used to make food contact articles which comply with the specifications and conditions of use in 21 CFR 177.1240(a). Migration tests on BR001 samples meet the compliance requirements of 21 CFR 177.1240(3)(1), (2) and (3). This product has been GREENGUARD INDOOR AIR QUALITY CERTIFIED®. The GREENGUARD INDOOR AIR QUALITY CERTIFIED® Mark is a registered certification mark used under license through the GREENGUARD Environmental Institute (GEI). GEI is an industry-independent, non-profit organization that oversees the GREENGUARD Certification Program. The GREENGUARD Certification Program is an industry independent, third-party testing program for low-emitting products and materials for indoor environments. For more information about GEI and to obtain printable certificates for Eastman™ Copolyesters, visit www.greenguard.org. Choose Eastman Chemical Company under the Manufacturer category and click search to display a list of our products.&& |
Product Description | |
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Supplier | Eastman |
Generic | PCTG |
Material Status | Commercial: Active |
Features | Good Rigidity,Excellent Processability,Good Clarity,Good surface appearance,Food contact compliance,Solvent resistance,Good coloring |
Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
Technical Data | |||
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PHYSICAL | Nominal value | Unit | Test method |
Density | 1.20 | g/cm³ | ASTM D792 |
Shrinkage rate | |||
MD | 0.20 | % | ASTM D995 |
TD | 0.60 | % | ASTM D995 |
optical performance | Nominal value | Unit | Test method |
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Transmittance | 89 | % | ASTM D1003 |
Haze μ M | 0.30 | % | ASTM D1003 |
THERMAL | Nominal value | Unit | Test method |
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Hot deformation temperature | |||
0.45 MPa, unannealed | 73 | ℃ | ASTM D648 |
1.8 MPa, unannealed | 65 | ℃ | ASTM D648 |
MECHANICAL | Nominal value | Unit | Test method |
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Rockwell hardness | 103 | R 级 | ASTM D785 |
tensile strength | |||
23℃ | 47 | MPa | ASTM D638 |
Tensile strain | |||
Fracture, 23 ℃ | 5.00 | % | ASTM D638 |
bending strength | |||
23℃ | 69 | MPa | ASTM D790 |
Bending modulus | |||
23℃ | 2000 | MPa | ASTM D790 |
IMPACT | Nominal value | Unit | Test method |
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Impact strength of cantilever beam notch | |||
23℃ | 80 | J/m | ASTM D256 |
-40℃ | 40 | J/m | ASTM D256 |
Notched impact strength of cantilever beam | |||
23℃ | NB | J/m | ASTM D256 |
-40℃ | NB | J/m | ASTM D256 |
Process Conditions | |||
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injection | Nominal value | Unit | Test method |
Drying temperature | 70 | °C | |
Drying time | 3.00 | Hr | |
Injection temperature | |||
Mold temperature | 15-30 | °C |
Notes |
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1. Typical properties: these are not to be construed as specifications. |
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